CVE-2023-44340 ZDI-CAN-21424: Adobe Acrobat Reader DC PDF File Parsing Out-Of-Bounds Read Information Disclosure Vulnerability
An attacker can disclose sensitive memory and bypass ASLR by tricking a user into opening a malicious PDF file in Adobe Acrobat Reader.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2023-44340?
CVE-2023-44340 is a medium-severity vulnerability in Adobe Acrobat, published on 16 Nov 2023. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
Adobe Acrobat Reader versions 23.006.20360 (and earlier) and 20.005.30524 (and earlier) are affected by an out-of-bounds read vulnerability that could lead to disclosure of sensitive memory. An attacker could leverage this vulnerability to bypass mitigations such as ASLR. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
Weakness: CWE-125
Which versions are affected by CVE-2023-44340?
It affects 4 products.
Products include Adobe Acrobat, Adobe Acrobat Dc, Adobe Acrobat Reader, Adobe Acrobat Reader Dc.
How do I fix CVE-2023-44340?
No fix has been published for CVE-2023-44340 yet. Limit exposure of the affected software until one is available.
Is CVE-2023-44340 being exploited?
There is no known exploitation of CVE-2023-44340 in the wild and no public exploit code.
Other vulnerabilities in Adobe Acrobat
Sources
Also known as GHSA-7c38-252r-p43g.